---
id: "P:cAlgo.API.OptimizationPassCompletedEventArgs.Pass"
kind: "property"
type: "T:cAlgo.API.OptimizationPassCompletedEventArgs"
url: "https://help.ctrader.com/ctrader-algo/references/Plugin/Optimization/OptimizationPassCompletedEventArgs/Pass/"
---

> Documentation index for agents: https://help.ctrader.com/ctrader-algo/llms.txt · machine index: https://help.ctrader.com/ctrader-algo/api.json

# OptimizationPassCompletedEventArgs.Pass

Member of [OptimizationPassCompletedEventArgs](https://help.ctrader.com/ctrader-algo/references/Plugin/Optimization/OptimizationPassCompletedEventArgs/index.md).

## Pass

Gets the pass that completed.

Environments: Desktop supported · CLI not supported · Cloud not supported.

- CLI: Available to plugins only, and plugins cannot run in the CLI.
- Cloud: Available to plugins only, and plugins cannot run in the cloud.

C#:

```csharp
public OptimizationPass Pass {get;}
```

Python:

```python
optimizationPassCompletedEventArgs.Pass: OptimizationPass
```

### Returns

`OptimizationPass` — 

Available since cAlgo.API 5.9.

### Examples

C#:

```csharp
protected override void OnStart()
{
    Optimization.PassCompleted += OnPassCompleted;
}

private void OnPassCompleted(OptimizationPassCompletedEventArgs args)
{
    var pass = args.Pass;
    Print("Pass {0}: fitness {1}, profit factor {2}", pass.Id, pass.Fitness, pass.ProfitFactor);
}
```

Python:

```python
def on_start(self):
    api.Optimization.PassCompleted += self.on_pass_completed

def on_pass_completed(self, args):
    optimizationPass = args.Pass
    api.Print(f"Pass {optimizationPass.Id}: fitness {optimizationPass.Fitness}, profit factor {optimizationPass.ProfitFactor}")
```